Chapter 09 Water in Plants

Chapter 09 Water in Plants

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

Multiple Choice Questions

1. Pressure that develops within a living cell as a result of water entering the cell is called
   A.turgor.
   B. osmosis.
   C. plasmolysis.
   D. transpiration.
   E. water potential.

Stern – 009 Chapter… #2
 

2. Osmosis is a special kind of diffusion in which water molecules
   A.move across a selectively permeable membrane.
   B. move from a region of lower concentration to a region of higher concentration.
   C. exhibit random kinetic motion.
   D. move through suberin.
   E. both [move across a selectively permeable membrane and move from a region of lower concentration to a region of higher concentration] are correct

Stern – 009 Chapter… #7
 

3. If the concentration of solutes outside the plant cell is greater than the concentration on the inside, water will
   A.move into the cell.
   B. move in both directions equally.
   C. move against a concentration gradient.
   D. move out of the cell.
   E. none of these answers are correct

Stern – 009 Chapter… #8
 

4. Pressure sufficient to prevent the rise of fluid in an osmometer tube, when applied to the top of the tube, is called
   A.pressure diffusion.
   B. turgor pressure.
   C. osmotic pressure.
   D. pressure potential.
   E. water potential.

Stern – 009 Chapter… #16
 

5. The pressure required to prevent osmosis from taking place is referred to as:
   A.water potential
   B. osmotic potential
   C. pressure potential
   D. turgor pressure
   E. none of these answers are correct